特朗普震怒：美国压箱底牌失效，对中国已不起作用！新一轮威胁发出

Group 1 - The core focus of the articles is the evolving international trade dynamics under the Trump administration, particularly highlighting the recent cooperation between China and Canada in the electric vehicle sector, which has raised concerns in the U.S. [1][3] - The signing of the "China-Canada Economic Cooperation Roadmap" marks a significant high-level agreement, allowing up to 49,000 Chinese electric vehicles to enter the Canadian market at a 6.1% most-favored-nation tax rate, breaking previous trade barriers [1] - This cooperation is seen as a reflection of China's adaptability in the North American market, showcasing its advanced technology in the electric vehicle sector [1] Group 2 - The partnership between China and Canada is perceived as a mutually beneficial economic choice, yet it has triggered strategic anxieties in the U.S., with Trump suggesting that such cooperation could undermine American influence in North America [3] - Canada has responded to U.S. pressures by not only pursuing its partnership with China but also achieving breakthroughs in agricultural trade, such as reducing the comprehensive tax rate on canola seed imports to approximately 15% [3] - The article notes that more Western countries, like Finland, are also showing a willingness to deepen cooperation with China, with bilateral trade exceeding $8 billion and investment stock surpassing $23 billion [5] Group 3 - The U.S. is facing a strategic dilemma as its traditional allies begin to reassess their relationships, with some seeking more independent foreign policies, as exemplified by California's governor expressing interest in participating in World Health Organization matters [7] - China's proactive approach in international relations, particularly in the electric vehicle and high-end manufacturing sectors, is highlighted as a response to U.S. trade pressures, indicating a shift towards multilateral cooperation [7] - The articles suggest that the short-term benefits of Trump's tariff policies are fading, leading to increased risks for the U.S., including potential threats to financial security if European countries decide to sell off U.S. debt [7]